index.html

<!doctype html>
<html lang="es">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <link rel="stylesheet" href="css/style.css">
    <title>Document</title>
    
</head>
<body>
    <h1>ABC Company</h1>
    <nav>
        <div id="toggle-menu">Menu</div>
        <ul class="menu">
            <li><a href="#">Home</a></li>
            <li><a href="#">About</a></li>
            <li><a href="#">Products</a></li>
            <li><a href="#">Services</a></li>
            <li><a href="#">Customers</a></li>
            <li><a href="#">Contact</a></li>
        </ul>
    </nav>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
    <script src="js/scripts.js"></script>
</body>
</html>